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  • 18:23, 28 August 2019 (diff | hist) . . (+6,155)‎ . . N Analysis of Variance ‎ (Created page with "While the t-test is limited to the comparison of two means, the ANOVA is an inferential statistic that can be used to compare two or more means. The ANOVA produces an F statis...")
  • 18:22, 28 August 2019 (diff | hist) . . (+1,407)‎ . . N Levene's p versus the test statistic p ‎ (Created page with "Levene's p versus the test statistic p When an  value is set at .05, any p that is smaller than .05 is producing a statistically significant different result, while any va...")
  • 18:21, 28 August 2019 (diff | hist) . . (+4,102)‎ . . N Hypothesis testing ‎ (Created page with "The words probability and confidence seem to come up a lot. You should be getting the message that few things are definite in our discipline, or in any empirical science. Some...")
  • 18:20, 28 August 2019 (diff | hist) . . (+1,696)‎ . . N Rules of thumb for interpreting effect sizes ‎ (Created page with "{|wikitable |- !Cohen's Standard !Effect Size !Percentile Standing !Percent of Nonoverlap |- | | 2.0 |97.7 |81.1% |- | |1.9 |97.1 |79.4% |- | |1.8 |96.4 |77.4% |- | |...")
  • 18:19, 28 August 2019 (diff | hist) . . (+108)‎ . . N Effect size ‎ (Created page with "Effect size for ANOVA Partial Eta Squared Trivial: <0.2 Small: 0.2-0.49 Moderate: 0.5-0.79 Large: >0.8  ")
  • 18:19, 28 August 2019 (diff | hist) . . (+2,380)‎ . . N Sampling distributions ‎ (Created page with "== One of the most important concepts in inferential statistics is that of the sampling distribution. == That's because the use of sampling distributions is what allows us to...") (current)
  • 18:18, 28 August 2019 (diff | hist) . . (+13,728)‎ . . N Sampling ‎ (Created page with "Sampling refers to drawing a sample (a subset) from a population (the full set). • The usual goal in sampling is to produce a representative sample (i.e., a sample that is...") (current)
  • 18:16, 28 August 2019 (diff | hist) . . (+1,059)‎ . . N Inferential Statistics Definition ‎ (Created page with "'''Inferential statistics''' is defined as the branch of statistics that is used to make inferences about the characteristics of a populations based on sample data. • The...")
  • 18:15, 28 August 2019 (diff | hist) . . (+3,171)‎ . . N Writing samples for correlations ‎ (Created page with "Below are some examples of written explanations of correlations, with suggested alternatives that are a bit more descriptive. Remember, statements about correlations should i...") (current)
  • 18:15, 28 August 2019 (diff | hist) . . (+473)‎ . . N Spearman rho ‎ (Created page with "Spearman's Rho measures the strength and the direction of the relationship between two variables. Unlike Pearson r which requires data from both variables be interval and no...") (current)
  • 18:14, 28 August 2019 (diff | hist) . . (+495)‎ . . N Rules of thumb for interpreting the size of a correlation coefficient ‎ (Created page with "{| class="wikitable" |- ! Size of positive correlation ! Size of negative correlation ! Interpretation |- | .90 to 1.00 | -.90 to -1.00 | Very high positive (negative) correl...")
  • 18:13, 28 August 2019 (diff | hist) . . (+518)‎ . . N Pearson r ‎ (Created page with "Also known as Pearson's product-moment correlation. This technique is used to correlate the raw scores of two variables. Also visit http://psych.csufresno.edu/psy144/Content...")
  • 18:12, 28 August 2019 (diff | hist) . . (+307)‎ . . N Refs ‎ (Created page with "== References == Chatterji, M. (2003). Designing and using tools for educational assessment. Retrieved September 21, 2008 from http://www.columbia.edu/~mb1434/EdAssess.htm...") (current)
  • 18:12, 28 August 2019 (diff | hist) . . (+2,113)‎ . . N Standard Error of Measurement ‎ (Created page with "== Definition == ''from: Chatterji, 2003 refs'' A statistical estimate of the amount of random error in the assessment of results or scores. ''contributed by Frank LaB...") (current)
  • 18:11, 28 August 2019 (diff | hist) . . (+3)‎ . . Normal Curve Equivalent scores ‎ (current)
  • 18:11, 28 August 2019 (diff | hist) . . (+1,565)‎ . . N Normal Curve Equivalent scores ‎ (Created page with "== Rationale for NCE scores == Because percentile ranks are considered ordinal level data, there are limits to the mathematical manipulations and statiscal '''analyses''' that...")
  • 18:10, 28 August 2019 (diff | hist) . . (+215)‎ . . N Percentile Rank ‎ (Created page with "== Conversions == To determine percentile rank from a raw score, transform the score into a z score, and determine the proportion of the area below the curve for that z score...") (current)
  • 18:09, 28 August 2019 (diff | hist) . . (+1,533)‎ . . N Z-scores ‎ (Created page with "'''A Brief Explanation of Z-Scores:''' A z-score is a standard score that is used by researchers to add focus and clarity to data. Z-scores indicate how many standard deviati...")
  • 18:08, 28 August 2019 (diff | hist) . . (+3,415)‎ . . N Standard deviation ‎ (Created page with "== Why bother finding standard deviation? == Standard deviation can be tedious to calculate by hand, but the value found can provide some very good insight into a set of dat...")
  • 18:08, 28 August 2019 (diff | hist) . . (-28)‎ . . The Box Plot ‎
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